Home / 74,799.76-112,219.08-35,356

Finding the Fourth Proportional to 74,799.76, 112,219.08 and 35,356

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Solution

The fourth proportional to 74,799.76, 112,219.08 and 35,356 is: 53,043.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,799.76 : 112,219.08 = 35,356 : x
  2. Step 2: Convert to fraction form
    74,799.76/112,219.08 = 35,356/x
  3. Step 3: Cross multiply
    74,799.76x = 112,219.08 × 35,356
  4. Step 4: Simplify right side
    74,799.76x = 3,967,617,792.48
  5. Step 5: Solve for x
    x = 3,967,617,792.48/74,799.76
  6. Step 6: Final answer
    x = 53,043.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.